Audio Fix / setup help

FiiO R9: Send an Android-mode music source to Bluetooth headphones

FiiO R9 — Send an Android-mode music source to Bluetooth headphones. Follow the exact documented route and keep the actual result.

Manufacturer-documented Reviewed 2026-11-09 · Revision 1

Follow these checks in Audio Fix →

When this guide applies

Exact FiiO R9. R9 already in Android mode, target receiver already in its documented pairing mode; no unsupported input retransmission. Only normal external user controls; no mains modification, chassis opening, reset or firmware installation.

Connection scope: Bluetooth. Symptom: Sound goes to the wrong output.

This is a documented check, not a diagnosis of your equipment. The model name does not confirm the selected input, mode, software or connected partner.

If your exact model or a required setting is unknown, use the “I don’t know” branch below. Do not apply a similarly named model’s instructions.

Checks and possible outcomes

Start at scope. Follow the link that matches what you actually observe. Alternative branches are not a single sequence of actions.

scope

Confirm the exact setup

Is R9 already in Android mode and idle, with the intended headphones in their own documented pairing mode and Bluetooth enabled on R9?

Look for: Choose only a detail you can confirm.

  • Manufacturer-documented FiiO R9 FAQ: Bluetooth transmitter ↗Instructions 1–3 — Settings > Bluetooth enables transmission; a receiver in its own pairing mode is selected from Pair new device. Wireless playback quality chooses among supported transmission codecs.Exact FiiO R9, not R7. Installed settings must match the documented labels. · Source checked 2026-11-09
  • Manufacturer-documented FiiO R9 FAQ: Operating modes and supported outputs ↗Output lists by mode — Bluetooth and USB audio output work in Android/Pure Music/AirPlay/Roon modes, but not Bluetooth Receiving, USB DAC or optical/coaxial decoding modes. HDMI modes also exclude optical/coaxial outputs.Exact FiiO R9, not R7. Installed settings must match the documented labels. · Source checked 2026-11-09

a1

Open Pair new device

Open the R9 Settings > Bluetooth device list and choose Pair new device.

Look for: Perform this one check and observe the actual response.

  • Manufacturer-documented FiiO R9 FAQ: Bluetooth transmitter ↗Instructions 1–3 — Settings > Bluetooth enables transmission; a receiver in its own pairing mode is selected from Pair new device. Wireless playback quality chooses among supported transmission codecs.Exact FiiO R9, not R7. Installed settings must match the documented labels. · Source checked 2026-11-09
  • Manufacturer-documented FiiO R9 FAQ: Operating modes and supported outputs ↗Output lists by mode — Bluetooth and USB audio output work in Android/Pure Music/AirPlay/Roon modes, but not Bluetooth Receiving, USB DAC or optical/coaxial decoding modes. HDMI modes also exclude optical/coaxial outputs.Exact FiiO R9, not R7. Installed settings must match the documented labels. · Source checked 2026-11-09

a2

Select the intended headphones

Select the exact receiver to complete the connection. Do not infer that USB DAC or HDMI input can be retransmitted by Bluetooth.

Look for: Perform this one check and observe the actual response.

  • Manufacturer-documented FiiO R9 FAQ: Bluetooth transmitter ↗Instructions 1–3 — Settings > Bluetooth enables transmission; a receiver in its own pairing mode is selected from Pair new device. Wireless playback quality chooses among supported transmission codecs.Exact FiiO R9, not R7. Installed settings must match the documented labels. · Source checked 2026-11-09
  • Manufacturer-documented FiiO R9 FAQ: Operating modes and supported outputs ↗Output lists by mode — Bluetooth and USB audio output work in Android/Pure Music/AirPlay/Roon modes, but not Bluetooth Receiving, USB DAC or optical/coaxial decoding modes. HDMI modes also exclude optical/coaxial outputs.Exact FiiO R9, not R7. Installed settings must match the documented labels. · Source checked 2026-11-09

result

Check the actual result

Does the identified Bluetooth receiver now connect for Android-mode playback?

Look for: Choose only a detail you can confirm.

  • Manufacturer-documented FiiO R9 FAQ: Bluetooth transmitter ↗Instructions 1–3 — Settings > Bluetooth enables transmission; a receiver in its own pairing mode is selected from Pair new device. Wireless playback quality chooses among supported transmission codecs.Exact FiiO R9, not R7. Installed settings must match the documented labels. · Source checked 2026-11-09
  • Manufacturer-documented FiiO R9 FAQ: Operating modes and supported outputs ↗Output lists by mode — Bluetooth and USB audio output work in Android/Pure Music/AirPlay/Roon modes, but not Bluetooth Receiving, USB DAC or optical/coaxial decoding modes. HDMI modes also exclude optical/coaxial outputs.Exact FiiO R9, not R7. Installed settings must match the documented labels. · Source checked 2026-11-09

Possible result

Confirm the unknown detail first

Do not infer a source setting, installed cartridge, connector role, software state or partner capability. Obtain the exact documentation before continuing.

insufficient data

Reaching this result does not mean the issue is solved. Only your own feedback can report improvement.

    Possible result

    Keep the actual observation for support

    Record the exact model, source, input and last observed response. These checks do not diagnose a failed component. No reset, service work or blind update is prescribed.

    next support

    Reaching this result does not mean the issue is solved. Only your own feedback can report improvement.

      Possible result

      Checks completed — keep the observed result

      This records the observation in this particular setup, not a guaranteed cure, physical Audio Review test or measurement.

      steps completed

      Reaching this result does not mean the issue is solved. Only your own feedback can report improvement.

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